See also:

DTMF suffix dialing
DTMF suffix dialing can be used for gaining access to network services or for controlling devices, e.g., to make a remote inquiry of an answering machine. The DTMF code is needed for this purpose. ...

Tone
Only treble and bass can be set in the rear. The settings are made separately for the left and right headphones. Operation is the same as for the front tone. ...

Connecting a particular mobile phone
If more than one mobile phone is detected by the vehicle, the mobile phone at the top of the list is connected. If a different detected cell phone is connected with the vehicle. A different mobile ...